231953281

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{21559}}^1$

素因数の和:21648

約数の個数: 16

約数和(自身を含む): 279417600

約数和(自身を除く): 47464319

約数列:

[1, 7, 29, 53, 203, 371, 1537, 10759, 21559, 150913, 625211, 1142627, 4376477, 7998389, 33136183, 231953281]

約数ペア:

[(1, 231953281), (7, 33136183), (29, 7998389), (53, 4376477), (203, 1142627), (371, 625211), (1537, 150913), (10759, 21559)]